80707320

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{74729}}^1$

素因数の和:74749

約数の個数: 64

約数和(自身を含む): 269028000

約数和(自身を除く): 188320680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 74729, 149458, 224187, 298916, 373645, 448374, 597832, 672561, 747290, 896748, 1120935, 1345122, 1494580, 1793496, 2017683, 2241870, 2690244, 2989160, 3362805, 4035366, 4483740, 5380488, 6725610, 8070732, 8967480, 10088415, 13451220, 16141464, 20176830, 26902440, 40353660, 80707320]

約数ペア:

[(1, 80707320), (2, 40353660), (3, 26902440), (4, 20176830), (5, 16141464), (6, 13451220), (8, 10088415), (9, 8967480), (10, 8070732), (12, 6725610), (15, 5380488), (18, 4483740), (20, 4035366), (24, 3362805), (27, 2989160), (30, 2690244), (36, 2241870), (40, 2017683), (45, 1793496), (54, 1494580), (60, 1345122), (72, 1120935), (90, 896748), (108, 747290), (120, 672561), (135, 597832), (180, 448374), (216, 373645), (270, 298916), (360, 224187), (540, 149458), (1080, 74729)]